/Engine/Source/Runtime/CoreOnline/Public/Online/CoreOnline.h
[FAccountId](API\Runtime\CoreOnline\Online\FAccountId) ToAccountId ( [EOnlineServices](API\Runtime\CoreOnline\Online\UE__Online__EOnlineServices) Services, const [TArray](API\Runtime\Core\Containers\TArray)< uint8 > & RepData ) const